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vp9_parser: fix endless loop w/0-sized frame
treat this the same as an over-sized superframe packet to break out of the parser loop and allow the decoder to fail. Reviewed-by: Ronald S. Bultje <rsbultje@gmail.com> Signed-off-by: James Zern <jzern@google.com>
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@ -111,12 +111,12 @@ static int parse(AVCodecParserContext *ctx,
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while (n_frames--) { \
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unsigned sz = rd; \
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idx += a; \
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if (sz > size) { \
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if (sz == 0 || sz > size) { \
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s->n_frames = 0; \
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*out_size = size; \
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*out_data = data; \
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av_log(avctx, AV_LOG_ERROR, \
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"Superframe packet size too big: %u > %d\n", \
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"Invalid superframe packet size: %u frame size: %d\n", \
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sz, size); \
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return full_size; \
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} \
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